Where are the fun places to visit in Jiangsu, Zhejiang and Shanghai in winter?

Jiangsu aspect - Nanjing: Sun Yat-sen Mausoleum, Qixia Mountain, Ming Xiaoling Mausoleum, Yuhuatai, Xuanwu Lake, Tangshan Hot Springs, President Tower, Mochou Lake, Yangtze River Bridge, Confucius Temple, Qinhuai River, etc. Zhenjiang: Jinshan Temple, Jiaoshan, Beigushan, etc. Yangzhou: Slender West Lake and so on. Wuxi: Yuantouzhu, Three Kingdoms City, Huishan, the Second Spring in the World, Lingshan Giant Buddha, Taihu Fairy Island, Plum Garden, etc. Yixing: Zhanggong Cave, Shanjuan Cave, etc. Nantong: Langshan and so on. Suzhou: Tiger Hill, Hanshan Temple, Humble Administrator's Garden, Lingering Garden, Lion Grove, Dongshan, Xishan, Tongli, Zhouzhuang, Mudu, Beisi Pagoda, Ouyuan, etc. Kunshan: Qiandeng and so on.

Shanghai - Oriental Pearl Tower, Jinmao Building, Nanjing Road, Huaihai Road, Wildlife Park, Qibao Old Street, Zhujiajiao, Dianshan Lake, Oriental Oasis, The Bund, Songjiang Film and Television Base, Xintiandi, etc.

Zhejiang - Jiaxing: Nanhu, etc. Haining: Leather City, Jin Yong’s former residence, tide watching, etc. hanging Cave, Hupao, Qingshan Lake, Lingyin Temple, Wuzhen, Yuewang Temple, Fuchun River, Qiandao Lake and so on. Lin'an: Daming Mountain, Western Zhejiang Grand Canyon, Bamboo Sea, etc. Tonglu: Rafting and so on. Shaoxing: Former Residence of Lu Xun, Shen Garden, Keyan, Jianhu, Lu Town, Tomb of Dayu, etc. Ningbo: Tianyige, Tiantong Mountain, Xikou, Xiangshan, etc. Zhoushan: Shenjiamen, Putuo Mountain, etc. Wenzhou: Taishun Covered Bridge, etc. Jinhua: Shuanglong Cave, Zhuge Bagua Village, etc. Lishui: Wonderland and more. There are many, many places in Zhejiang.